Home / 55,611,999.70-83,417,999.55-38,605,887.70

Finding the Fourth Proportional to 55,611,999.70, 83,417,999.55 and 38,605,887.70

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Solution

The fourth proportional to 55,611,999.70, 83,417,999.55 and 38,605,887.70 is: 57,908,831.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,611,999.70 : 83,417,999.55 = 38,605,887.70 : x
  2. Step 2: Convert to fraction form
    55,611,999.70/83,417,999.55 = 38,605,887.70/x
  3. Step 3: Cross multiply
    55,611,999.70x = 83,417,999.55 × 38,605,887.70
  4. Step 4: Simplify right side
    55,611,999.70x = 3,220,425,922,785,950.50
  5. Step 5: Solve for x
    x = 3,220,425,922,785,950.50/55,611,999.70
  6. Step 6: Final answer
    x = 57,908,831.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.